If Taco Bell Decides to Produce More Tacos and Fewer

question 414

Multiple Choice

If Taco Bell decides to produce more tacos and fewer burritos, Taco Bell is answering the ________ part of one of the two big economic questions.

• A) "what"
• B) "why"
• C) "when"
• D) "scarcity"

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Definitions:

Metanephridia

Excretory organs found in some invertebrates, such as annelid worms, that help in the removal of metabolic wastes.

Tubule

A small tube or tubular structure, especially in biological contexts, such as the renal tubules in kidneys.

Hemolymph

The fluid equivalent to blood in most invertebrates, occupying the interior of their bodies.

Malpighian Tubules

Excretory and osmoregulatory system components found in insects and other terrestrial arthropods.